<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-14 -073 01:10:00.000"
URSICode="SMK29"
StationName="Santa Maria"
GeoLatitude="-29.69"
GeoLongitude="307.81"
Source="Ionosonde"
SourceType="DPS-4D"
ScalerType="auto">
<SystemInfo UMLStationID="129">
<FrequencyStepping StartFrequency="2.0" StopFrequency="15.0">
<LinearStepping Step="0.025" Units="MHz" />
</FrequencyStepping>
<RangeStepping StartRange="80.0" StopRange="1360.0" >
<LinearStepping Step="2.5" Units="km" />
</RangeStepping>
<AutoScaler Name="Artist5" Version="500200" ArtistFlags="2 2 0 0 0 0 0 0 0 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 45% PACIFIC flags: F2o cusp not found, Multiple candidates for F2x cusp, One of F2 cusps was derived from the other, F2O model cusp does not fit trace</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.14 (073) 01:10:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.17" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.96" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202607303140110001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="5.775" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.669" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="21.188" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.200" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.200" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="7.850" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="247.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="247.500" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="110.000" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="20.000" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="5.725" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="293.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.550" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.550" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="256.090" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="240.670" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="5.488" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="22.748" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.057" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="11.377" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="24.200" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.620" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="104">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
3.2 3.225 3.25 3.275 3.3 3.325 3.35 3.375 3.4 3.425 3.45 3.475 3.5 3.525 3.55 3.575 3.6 3.625 3.65 3.675 3.7 3.725 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725 4.75 4.775 4.8 4.825 4.85 4.875 4.9 4.925 4.95 4.975 5.0 5.025 5.05 5.075 5.1 5.125 5.15 5.175 5.2 5.225 5.25 5.275 5.3 5.325 5.35 5.375 5.4 5.425 5.45 5.475 5.5 5.525 5.55 5.575 5.6 5.625 5.65 5.675 5.7 5.725 5.75 5.775
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
250.000 250.000 250.500 251.000 251.500 252.000 252.500 260.000 252.500 255.000 257.500 255.000 252.500 250.000 247.500 247.984 248.468 248.952 249.435 249.919 250.403 250.887 251.371 251.855 252.339 252.823 253.306 253.790 254.274 254.758 255.242 255.726 256.210 256.694 257.177 257.661 258.145 258.629 259.113 259.597 260.081 260.565 261.048 261.532 262.016 262.500 262.500 262.500 262.500 260.000 261.000 262.000 263.000 264.000 265.000 265.000 265.000 265.000 265.000 265.278 265.556 265.833 266.111 266.389 266.667 266.944 267.222 267.500 267.500 270.000 270.000 270.000 270.000 268.750 267.500 268.750 270.000 270.000 270.000 270.000 270.000 270.000 270.000 270.833 271.667 272.500 275.000 275.000 275.000 275.000 276.250 277.500 280.000 280.833 281.667 282.500 284.167 285.833 287.500 289.500 291.500 293.500 295.500 297.500
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
87 87 0 0 0 0 99 0 102 0 0 69 0 0 69 0 0 0 0 72 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 96 0 75 72 45 0 0 0 0 78 102 99 63 60 0 0 0 0 0 0 0 0 60 60 63 63 60 60 0 63 0 60 60 63 63 57 99 99 0 93 96 96 63 63 63 0 60 0 0 0 0 0 0 0 0 0 0 0 54
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
1.5625 1.5625 -1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 -1.5625 1.5625 -1.5625 1.5625 -1.5625 1.5625 1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -7.8125 1.5625 -1.5625 1.5625 -1.5625 1.5625 1.5625 -1.5625 -1.5625 1.5625 1.5625 1.5625 -1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 10.9375 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 -1.5625 1.5625 1.5625 1.5625 -1.5625 1.5625 -1.5625 -1.5625 7.8125 1.5625 1.5625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="359">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 142.08333 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 174.16667 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 206.25 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 256.09 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21213934 0.23390245 0.2526677 0.26895854 0.28319094 0.29565945 0.30659118 0.31614733 0.32445762 0.331616 0.33769703 0.34275886 0.34684667 0.3499937 0.352225 0.3535571 0.354 0.3538872 0.35354906 0.35298675 0.3521277 0.3511249 0.34983355 0.34833378 0.34655926 0.3445913 0.34229675 0.3398302 0.33706498 0.33401984 0.33071515 0.327109 0.32322994 0.31904808 0.31454307 0.3097052 0.30453598 0.29904887 0.29310012 0.2867813 0.2800439 0.2727352 0.26502842 0.25670934 0.24776544 0.23820302 0.22786881 0.21668318 0.20459439 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.204 0.2088 0.2136 0.2184 0.2232 0.228 0.2328 0.2376 0.2424 0.2472 0.252 0.2568 0.2616 0.2664 0.2712 0.276 0.2808 0.2856 0.2904 0.2952 0.3 0.3048 0.3096 0.3144 0.3192 0.324 0.3288 0.3336 0.3384 0.3432 0.348 0.3528 0.354 0.39083013 0.44050366 0.49251696 0.5480231 0.60786104 0.67273015 0.7431203 0.8194208 0.90176684 0.99016184 1.084364 1.1839585 1.2884437 1.3972256 1.5097661 1.625515 1.7440112 1.8648744 1.987752 2.1124024 2.2386508 2.366348 2.4953635 2.6256511 2.7571304 2.8897746 3.0235448 3.158439 3.2943854 3.4314067 3.5694418 3.7084503 3.848331 3.9889739 4.1302786 4.271973 4.4137993 4.555432 4.696303 4.8357816 4.97299 5.1067233 5.235492 5.3572965 5.469651 5.569583 5.65356 5.7179046 5.759193 5.7748914 5.775 5.7714524 5.759667 5.7400994 5.713245 5.679596 5.6396422 5.5938635 5.5427303 5.486699 5.4262123 5.361695 5.293555 5.2221823 5.1479473 5.071202 4.9922776 4.9114876 4.8291254 4.7454658 4.660765 4.575263 4.489181 4.4027233 4.31608 4.2294254 4.1429186 4.056706 3.9709206 3.885683 3.801103 3.717279 3.6342993 3.5522428 3.4711797 3.3911722 3.3122737 3.234532 3.1579876 3.0826745 3.0086222 2.9358537 2.8643885 2.794241 2.725422 2.6579382 2.5917938 2.526989 2.463522 2.4013882 2.340581 2.2810915 2.2229095 2.1660225 2.1104174 2.0560791 2.002992 1.9511389 1.9005023 1.8510638 1.8028045 1.7557046 1.7097446 1.6649038 1.6211617 1.5784978 1.536891 1.4963205 1.4567653 1.4182044 1.3806169 1.343982 1.3082792 1.2734877 1.2395874 1.2065581 1.17438 1.1430333 1.1124989 1.0827575 1.0537903 1.0255789 0.99810505 0.97135097 0.94529897 0.9199319 0.8952328 0.8711851 0.8477726 0.8249793 0.8027897 0.7811885 0.76016074 0.73969185 0.7197675 0.70037377 0.68149704 0.66312385 0.6452413 0.62783664 0.61089736 0.5944115 0.57836705 0.56275254 0.54755664 0.5327685 0.5183772 0.5043724 0.49074394 0.47748175 0.4645762 0.45201787 0.4397975 0.42790613 0.416335 0.4050756 0.39411962 0.38345897 0.3730858 0.36299235 0.35317123 0.34361508 0.33431688 0.32526967 0.31646672 0.3079015 0.29956764 0.2914589 0.28356925 0.27589282 0.26842383 0.26115674 0.2540861 0.24720663 0.24051318 0.23400073 0.22766441 0.22149949 0.21550132 0.20966542 0.20398742 0.19846304 0.19308814 0.1878587 0.18277079 0.17782056 0.17300433 0.16831845 0.16375941 0.1593238 0.15500826 0.15080954 0.1467245 0.14275008 0.13888326 0.13512114 0.13146089 0.12789975 0.12443505 0.12106418 0.11778459 0.11459381 0.11148945 0.108469166 0.10553068 0.10267178 0.099890314 0.09718418 0.09455135 0.09198983 0.089497685 0.08707305 0.08471409 0.08241904 0.08018614 0.07801373 0.075900175 0.073843874 0.07184327 0.06989686 0.06800318 0.0661608 0.06436833 0.06262442 0.06092775 0.059277043 0.05767106 0.05610858 0.05458843 0.053109463 0.051670566 0.050270647

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
-18.791 2.435 -0.142
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="5.775" PeakHeight="256.09" Num="5" zHalfNm="240.67" Error="0.599">
-46.985 -5.662 4.179 -1.911 0.539
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="12" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0205" EndDistance="6480.001" A="-5.5027394E11" B="1.69837632E8" C="-13104.63" Error="0.0016"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6512.083" A="-1.47549225E11" B="4.5539884E7" C="-3513.7546" Error="0.00163"/>
<QuasiParabolic ID="2" StartDistance="6512.083" EndDistance="6544.167" A="0.0" B="524.8885" C="-0.04057601" Error="0.00922"/>
<QuasiParabolic ID="3" StartDistance="6544.167" EndDistance="6546.0" A="-1.65471755E12" B="5.05504384E8" C="-38606.945" Error="0.0323"/>
<QuasiParabolic ID="4" StartDistance="6546.0" EndDistance="6571.0" A="7.9780315E10" B="-2.4436934E7" C="1871.3088" Error="0.039"/>
<QuasiParabolic ID="5" StartDistance="6571.0" EndDistance="6575.0" A="-3.69303552E11" B="1.1224968E8" C="-8529.4375" Error="0.00651"/>
<QuasiParabolic ID="6" StartDistance="6575.0" EndDistance="6579.0" A="1.34973217E13" B="-4.10573517E9" C="312229.88" Error="0.0317"/>
<QuasiParabolic ID="7" StartDistance="6579.0" EndDistance="6580.0" A="-3.2018276E12" B="9.7076557E8" C="-73581.11" Error="0.0"/>
<QuasiParabolic ID="8" StartDistance="6580.0" EndDistance="6587.0" A="1.85673638E13" B="-5.6460099E9" C="429213.38" Error="0.019"/>
<QuasiParabolic ID="9" StartDistance="6587.0" EndDistance="6612.0" A="3.7388206E13" B="-1.13605519E10" C="862987.6" Error="0.022"/>
<QuasiParabolic ID="10" StartDistance="6612.0" EndDistance="6621.0" A="2.23430155E13" B="-6.8096768E9" C="518850.1" Error="0.0107"/>
<QuasiParabolic ID="11" StartDistance="6621.0" EndDistance="6626.09" A="-2.60904315E14" B="7.8750605E10" C="-5942431.0" Error="0.00295"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="96.25" Depth="0.154"/>
<TopsideChapman PeakHeight="256.09" PeakDensity="413779.47" PeakScaleHeight="11.377" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
